baber/WOPTO huggingface dataset:
Patent JP-H09206373-A (JP)
Title: Centrifugal blood pump equipment
Inventor: NOJIRI TOSHIHIKO
IPC: A61M1/10
Filed: 1996-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a centrifugal blood pump equipment with the least generation of industrial waste from this medical equipment by making a controlled magnetic bearing constitution (impeller position control part) and a non- controlled magnetic bearing constitution (impeller rotation torque generation part) of the blood pump reusable. Only other parts of this equipment difficult to reuse are disposable by easy handling. SOLUTION: In this centrifugal blood pump equipment, a blood inlet 21, a pump housing 20 with a blood outlet, a centrifugal blood pump 2 with an impeller 23 and a non-controlled magnetic bearing constitution 4 for the impeller 23 and a controlled magnetic bearing constitution 3 for the impeller 23. The non-controlled magnetic bearing constitution 4 and the controlled magnetic bearing constitution are detouchably attached to the blood pump 2.
Patent JP-H05235017-A (JP)
Title: Semiconductor device
Inventor: SATO FUMIHIKO
IPC: H01L29/73
Filed: 1992-02-26
Abstract: PURPOSE:To reduce the contact resistance between an intrinsic base and electrode polysilicon in a self-aligning bipolar transistor which is formed by selective epitaxial growth of a base layer. CONSTITUTION:An intrinsic base lead-out polycrystalline silicon layer 13 is selectively grown on the lower part of the side face and the lower surface of the aperture of a polycrystalline silicon layer 8 to be used for a base electrode having eave-like structure, and by connecting it to an intrinsic base layer 12, a sufficiently wide contact surface can be secured.
Patent JP-S59164670-A (JP)
Inventor: KOBAYASHI SOUSUKE
IPC: C04B33/36
Filed: 1983-03-11
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H03241475-A (JP)
Title: Graphic processor
Inventor: ABE KAZUHIRO
IPC: G06T7/60
Filed: 1990-02-20
Abstract: PURPOSE:To quickly and accurately extract a contour graphic by taking the OR of binary graphics before and after the movement of coordinates, and taking the AND of a NOT image in which a NOT operation is applied on an original image and an OR processing image. CONSTITUTION:This processor is equipped with a storage means 2, a coordinate moving means 4 which moves the binary graphic in an arbitrary rectangular area set at the storage means 2 on the coordinates, a logical operation means 3, and a control means 6. The logical operation of the coordinates of a graphic stored in the storage means 2 and the coordinates of a moving graphic moved by a coordinate moving means 4 and that of the graphic before movement is performed with the logical operation means 3. Therefore, the graphic from which the contour of the graphic is extracted can be generated. In such a way, the contour of the image can be quickly and accurately extracted even when two or more independent graphics are included in the rectangular area or the image having a closed cavity in the graphic.
Patent JP-S55149640-A (JP)
Title: Reactor and its application
Inventor: OOSAKI KOUZOU
IPC: C07B61/00
Filed: 1979-04-03
Abstract: PURPOSE: To form a vertical cylinder type reactor having good recovery efficiency of reaction heat and an optimum temperature distribution in a catalyst layer by using a structure in which a cooling medium is passed through the catalyst layer and also through vertically arranged cooling pipe groups and a gaseous raw material is passed through the catalyst layer in almost radial direction.  
     CONSTITUTION: A raw material gas is coming from the gas inlet 7 goes down between the pressure-resistant outer wall 1 and the peripheral catalyst receiver 4-0, passed through a great number of holes drilled in the catalyst receiver 4-0, enters into a catalyst layer provided among numbers of the cooling pipe groups arranged vertically and moves toward the central direction horizontally in the layer, where the gas is subjected to a converting reaction, gathers through the hole of the inner catalyst receiver 4-1 into the pressure-equalizing space 14 at the central portion, and then goes out of the reactor through the gas outlet 8. On the other hand, the cooling medium coming from the inlet 9 reaches the cooling pipe groups 15 through the primary distributing pipe 17, the pipe 23, and the secodary distributing pipe 18, going up vertically there, and then is discharged out of the reactor through the pipes 19, 24, and 20 and the outlet 10. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S56136188-A (JP)
Title: Gas insulation type impact voltage generating device
Inventor: OKAMOTO TAKASHI
IPC: H02M9/04
Filed: 1980-03-26
Abstract: PURPOSE:To simplify mechanism and to improve reliability, by providing a closed type grounding metal in its inside, with a driving mechanism, which is operated by electric signal from outside and utilizing this driving mechanism for change-over of short-circuit switch between unit circuits. CONSTITUTION:A charging resistor 2 is joined to a support insulating rod 100 as a continuous body through conduction units 2a and 2b. When the insulating rod 9 is rotated together with turning of a motor, a slider 130 is moved up and down by means of a screw mechanism 120. When the slider 130 is moved up and down together with rotation of the insulating rod 9, terminals 130a and 130b slide on a small conduction unit 2b and an insulation unit 2d, respectively. And therefore, as the charging resistor 2 is shortcircuited or opened, its change-over as a shortcircuit switch between unit circuits can be achieved.
Patent JP-S52123608-A (JP)
Title: Magnetic recorder
Inventor: HIROTA MASAHARU
IPC: G11B33/12
Filed: 1976-04-09
Abstract: PURPOSE: To part a magnetic head from a recording medium with simple construction by pressing the magnetic head mounting plate rotating cooperatively with a rotating base board by way of posts with a spring of coil or other form. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-2000239803-A (JP)
Title: Stainless steel with high strength and high toughness, excellent in delayed fracture resistance
Inventor: TAKANO KOJI
IPC: C22C38/00
Filed: 1999-02-18
Abstract: PROBLEM TO BE SOLVED: To produce, by means of an inexpensive component system, a high strength and high corrosion resistant stainless steel particularly improved in delayed fracture resistance and toughness for use in construction and building material, and the like, e.g. a stainless steel self-tapping screw. SOLUTION: The stainless steel has a composition containing, by weight, 0.01-0.2% C, 0.05-1.0% Si, 0.1-2.0% Mn, 0.1-3.0% Ni, 11-16% Cr, 0.01-0.15%, and 0.01-3.0% Mo. The central part of a stock has <10% ferrite, and the surface layer part between the outermost surface and a position at a depth of at least 1 μm from the outermost surface has a mixed structure of martensite and 3-20% austenite. Or, 0.01-N<0.06 wt.% C is contained and the central part of a stock has 10-80% ferritic structure. Further, 0.001-0.05 wt.% B may be contained.
Patent JP-H06251145-A (JP)
Title: Image forming device
Inventor: SENJU YUKINORI
IPC: G06T5/20
Filed: 1993-03-01
Abstract: PURPOSE:To improve the picture quality by switching adaptively a filter by detecting a color difference, in the image forming device which has an image memory and can record a half tone image. CONSTITUTION:The device is provided with a data generating means 15 for generating data in accordance with a color difference detected by a color difference detecting means 14, a coefficient switching means 16 for switching a coefficient in accordance with the generated data, and an arithmetic means 17 for executing an arithmetic processing of a filter coefficient outputted by the coefficient switching means 16 and image data of a temporary storage means 18.
Patent JP-H07250007-A (JP)
Title: Microcomputer mounted radio equipment
Inventor: YAMAMOTO ITSURO
IPC: H04B1/40
Filed: 1994-03-10
Abstract: PURPOSE:To enable setting with key operations without enlarging a program software by realizing rough setting with a resistor array and realizing precise setting with an electronic volume corresponding to the manipulation of a micromanipulator. CONSTITUTION:The setting items of an electornic volume 21 show the setting of a transmitting output, tone frequency deviation, modulated signal frequency deviation and received sound volume but when the key information of transmitting output control is inputted from the a micromanipulator 2 in the case of setting the transmitting output as the representative, it is set to a designated attenuation amount in a resistor array 20 and set to designated volume and volume value in the electronic volume 21 so that the rough setting can be realized by the resistor array 20 and the precise setting can be realized by the electronic volume 21. Thus, only by providing the resistor array 20 for rough setting, the rough setting is enabled over all the setting items of a radio equipment 1 so that all the items of plural set values can be written in a ROM 18 without enlarging the program software for software processing.
Patent JP-H01215937-A (JP)
Title: Heat resistant composite material
Inventor: TAKEDA HIROMITSU
IPC: C22C49/00
Filed: 1988-02-24
Abstract: PURPOSE:To improve strength and stability at high temp. of an obtained heat resistant composite material by sticking an alloy base material consisting of Nb (alloy) on the surface of reinforced material made of fine resistant metallic fiber. CONSTITUTION:Plural reinforced materials 3 consisting of fire resistant metallic fiber are prepared and arranged in a roller screen shape and thereafter fixed to a frame and then an alloy base material 2 consisting of Nb (alloy) is sprayed thereon by plasma thermal spray at the low-pressure atmosphere until the whole body is regulated to prescribed thickness and integrated to prepare a heat resistant composite material 1. In this case, it is desirable that the outer surface of the composite material 1 is coated with an oxidation resistant and high-temp. corrosion resistant film. Furthermore the reinforced material 3 preferably consists of W alloy incorporated with 3-30wt.% rhenium, 0.5-8% thorium oxide and 50-300ppm single substance or composite of K, Si and Al. The above-mentioned composite material 1 having sufficient strength and stability at high temp. can be obtained by such constitution.
Patent JP-H03243611-A (JP)
Title: Gear train made of polyacetal
Inventor: DEGUCHI ATSUSHI
IPC: F16H55/06
Filed: 1990-02-22
Abstract: PURPOSE:To obtain a long-life gear train by alternately using gears made of a polyacetal block copolymer composed of a linear polymer of oxymethylene unit having terminals blocked with an alkylene oxide adduct of an alcohol or a carboxylic acid. CONSTITUTION:The objective gear train having excellent frictional and abrasive characteristics and silent running performance is produced by alternately using gears produced by molding a polyacetal block copolymer having at least one terminal of a linear polymer consisting of oxymethylene recurring units blocked with an alkylene oxide adduct of an alcohol of formula I (R1 is H, alkyl, etc.; R2 is alkyl, aryl, etc.; m is 2-6; n is 1-1,000) or an alkylene oxide adduct of a carboxylic acid of formula II (R'2 is H, alkyl, etc.). Preferably, the polyacetal block copolymer is used at the follower side and a polyacetal homopolymer at the driving side.
Patent JP-2000241655-A (JP)
Title: Optical star coupler
Inventor: KYOZUKA SHINYA
IPC: G02B6/28
Filed: 1999-02-18
Abstract: PROBLEM TO BE SOLVED: To make an optical loss low, and to reduce light returning to a luminescent element from which a signal light is emitted. SOLUTION: An incident signal light getting incident from a luminescent element via an optical fiber 1A is transmitted through a transmitted light diffusion part 2 to be diffused, and made incident on an optical waveguide 3. One portion of the diffused signal light incident into the waveguide 3 is propagated to an end face opposite to an end face on which the signal light is made incident in a uniform optical intensity distribution while total-reflected in an interface between a core part 4 of the waveguide 3 and its clad part 5, made incident on a transmitted light diffusion part 6 to be diffused, and is propagated to optical fiber 7A-7D sides to be output from optical fibers 7A-7D.
Patent JP-H06252743-A (JP)
Title: Logic circuit
Inventor: HIRAKATA NOBUYUKI
IPC: H03K5/007
Filed: 1993-03-01
Abstract: PURPOSE:To obtain a logic circuit of SCFL circuit configuration provided with a clamp means with a small load capacity and capable of high speed processing by using a field-effect transistor (TR) (FET) whose gate is latched to a predetermined potential as a clamp means. CONSTITUTION:Complementary input signals D, DB are inputted to gates of FETs q2, q3 being components of a differential pair. A gate of a FET-TR being a clamp means connects to a common source of the FETs q2, q3, its drain (or source) is connected to a gate of the FET q2 and its source (or drain) is connected to a gate of the other FET q3. The complementary input signals D, DB inputted to the gates of the FETs q2, q3 are clamped by a square characteristic of the FET TR. Since clamping is implemented through a drain-source path of the FET TR, high speed picture is attained without increasing a depletion layer capacity (load capacity) in the FET TR.
Patent JP-H10220627-A (JP)
Title: Solenoid valve
Inventor: OKA NOBUYUKI
IPC: F16K31/06
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To improve quality by preventing performance from being deteriorated by foreign matter in oil. SOLUTION: A depressed inner peripheral surface 26 of a sucking part 14 side end of a center post 4 and an outer peripheral surface 32 of a center post 4 side end of a plunger 6 have parallel tapered surfaces which are opposite to each other. A hollow shim 28 shaped like a truncated cone is fitted in a recessed part formed by the inner peripheral surface 26 of the sucking part 14 of the center post 4. The outer peripheral surface 30 of the shim 28 is put into close contact with the inner peripheral surface 26 of the recessed part to shield the recessed part. This can prevent foreign matter in oil flowing to a drain port 23 made in the axial part of an adjusting screw 20 from sticking to the inner peripheral surface 26 of the sucking part 14 and from accumulating in the recessed part formed by the inner peripheral surface 26.
Patent JP-H01213879-A (JP)
Title: Head supporting mechanism for fdd device
Inventor: IKENAGA AKISHIGE
IPC: G11B21/21
Filed: 1988-02-23
Abstract: PURPOSE:To suppress increase between a head and the disk at a head gap position caused by an air flow accompanying the rotation of a disk ad to prolong the life of the disk by using a parallel leaf spring mechanism to improve twisting rigidity. CONSTITUTION:The parallel leaf spring mechanism inserts and adheres a pin 5 to the position of a center O in respective central flexible parts 1a of a pair of upper and lower gimbal springs 1, which are thinner and have same directions in upper and lower directions. After that, in a condition that a protruding arm 1b is made orthogonal respectively to both outsides of the respective springs 1, the tip edge part of a carriage 4 is adhered so as to be pinched from upper and lower directions and a magnetic head 2 is fixed to the flexible part 1a of the spring 1 positioned in the side of a magnetic disk 3. Thus, only the twisting rigidity of a head supporting mechanism is made higher than a case to use one spring 1. Accordingly, the rotational quantity of the head 2 by dynamic pressure operation generated by an air flow D due to the rotation of the disk 3 is reduced.
Patent JP-H10217244-A (JP)
Title: Plastic molding apparatus
Inventor: SUZUKI TORAE
IPC: B29C48/76
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To efficiently mold high density solid matter reduced in foaming even from waste plastic containing impurities by a small-sized apparatus. SOLUTION: This molding apparatus is provided with a heating extruder for heating and melting plastic to emit the same from an emitting part 2a under predetermined pressure and a molding machine 15 connected to the emitting part 2a of the heating extruder and the molding machine 15 is constituted by arranging and forming cavities 21 opened at one ends thereof to a freely rotatable rotary member 20 at a predetermined pitch centering around the rotary shaft of the rotary member 20 and fitting mold release jigs in the cavities in a slidable manner and a pressure member 26 opposing the emitting part 2a of the heating extruder 1 to the opening parts of the cavities 21a, 21b arriving at a predetermined place and moving the mold release jig of each cavity 21 positioned on an anti-rotary side with respect to the emitting part 2a toward the opening of the cavity 21 is provided.
Patent JP-S63209497-A (JP)
Title: Variable speed driving system for induction motor
Inventor: HASHII MAKOTO
IPC: H02P21/00
Filed: 1987-02-25
Abstract: PURPOSE:To effect high performance control without any speed detector, by providing a flux detecting voltage model operator, a speed operating circuit and an angle operating circuit additionally. CONSTITUTION:A vector control circuit, employing a current model system flux operator 10, is provided with a voltage model system flux operator 18, angle operating circuits 30, 31 and a speed operating circuit 16. The angle operating circuit 31 operates the commanding value beta' of an angle between a current vector and a flux vector. The angle operating circuit 30 operates the real value beta of an angle between the current vector and the flux vector by the real value (iT) of a torque current and the real value (iM) of a magnetizing current, which are detected correctly by a voltage model. These values are added in an adding point 17 and, thereafter, the result of adding is inputted into a speed regulator 5 through the speed operating circuit 16 as the real value of speed.
Patent JP-H01253275-A (JP)
Title: Thyristor
Inventor: PEETAA CHIYURUKESU
IPC: H01L29/745
Filed: 1989-02-20
Abstract: PURPOSE: To perform trigger and turn-off with extremely small control power by applying the control electric power for performing inversion charging to the gate electrode of a field effect transistor as the voltage value of the triggering voltage pulse of a first polarity and as the voltage value of the turn- off voltage pulse of a second polarity. CONSTITUTION: At the trigger period of time of a thyristor, a positive trigger voltage pulse 38 is applied to its control input terminal 16. At the turn-off period of time, a negative erasing voltage pulse 41 is led to the control input terminal 16. For the triggering of the thyristor, its gate electrode 14 and the capacitance of gate electrodes connected in parallel thereto may be charged up to the voltage value of the trigger voltage pulse 38 on the basis of a semiconductor plate potential, and for its turn-off, the capacitance of the gate electrodes connected in parallel thereto besides the gate electrodes 21, 31 through 33 may be charged up to the voltage value of the turn-off voltage pulse 41.
Patent JP-S60184956-A (JP)
Title: Sliding throttle valve of carburetor
Inventor: SHIMIZU HIDEO
IPC: F02M9/02
Filed: 1984-03-02
Abstract: PURPOSE:To mold the profile of sliding throttle valve with high accuracy irrespective of the weld line by providing a slit and a gate at the opposite sides of a through-hole for inserting a measuring needle valve when molding sliding throttle valve. CONSTITUTION:When injection molding a sliding throttle valve 6, synthetic resin is flowed through a pair of gates 63, 64 of a metal die device to be combined at the position corresponding with an imaginary line 65 and filled in a cavity while forming a weld line. Since engaging slits 34, 42 are made at the side of said valve 6 on the imaginary line 65, synthetic resin fed through said gates 63, 64 will never been combined at the portion of the engaging slits 34 thus to prevent inflation at one side of said valve 6. Synthetic resin will neither been combined at the portion of the slit 42 to prevent inflation. Consequently, the outer diameter of said valve 6 at the portion sliding with a guide tube can be formed with high accuracy.
Patent JP-H08237113-A (JP)
Title: Temperature compensated oscillator
Inventor: HORIUCHI HIDEAKI
IPC: H03B5/04
Filed: 1995-02-28
Abstract: PURPOSE: To obtain the temperature compensated oscillator in which tempera ture is compensated with high accuracy and the frequency stability is enhanced. CONSTITUTION: This oscillator is provided with an oscillation circuit 1 that converts a capacitance change in capacitors 11c, 11e having a Curie point at a prescribed temperature into a frequency change for the oscillation, a frequency voltage conversion circuit 12 converting the frequency change into a voltage and a VCO 13 converting the voltage into a frequency. Then the temperature of the VCO 13 is compensated to enhance the frequency stability.
Patent JP-H09210797-A (JP)
Title: Method for detecting internal defect of anode in anode casting
Inventor: NAKAMURA HITOSHI
IPC: G01J5/48
Filed: 1996-02-02
Abstract: PROBLEM TO BE SOLVED: To prevent a defective anode from being transferred to following electrolytic refining process while enhancing the reliability of inspection by automating the detection of defective anode having an internal void in the casting of anode. SOLUTION: A plurality of molds 2 are mounted on a turntable 1 and casting, cooling and mold releasing are performed while turning the turntable 1. Surface temperature of a cast anode 3 on the turntable 1 is picked up as a thermal image and converted into a temperature data. A decision is then made whether a void is present in the anode based on the temperature distribution. According to the method, the quality of a product produced through electrolytic refining process can be enhanced greatly.
Patent JP-H08230668-A (JP)
Title: Motion watching device for passenger seat heater
Inventor: KAKEGAWA TAKASHI
IPC: B61D27/00
Filed: 1995-02-28
Abstract: PURPOSE: To provide the motion watching device of a passenger seat heater which can easily detect the braking of the sheath wire of the passenger seat heater to improve maintenance ability for reducing its cost, and moreover can improve serviceability by early detecting the breaking of the sheath wire and carrying out its maintenance. CONSTITUTION: A motion monitoring device 10 for passenger seat heaters 11, 12,... provided in every seat has a monitoring section equipped with thermosensible switches 21, 22,... which approach the heating section of each of the passenger seat heaters 11, 12 and sense heat, and are thereby turned off, and arranged in parallel to each other. When detecting voltage is applied to them, and the detecting voltage is turned on, the voltage is detected, and when all the thermosensible switches 21, 22... are turned off, the voltage can not be detected. In addition, a detection lamp turned on by detected voltage is severally connected to the thermosensible switches 21, 22,... for the seat heaters in series.